An opal doublet and diamond cluster dress ring, the oval cabochon of 10.5 x 6.0 mm, displays strong

GIA report #5151886173 describes natural, unheated, oval cabochon transparent blue star sapphire, 14.35 x 10.80 x 10.60 mm., originating from Sri Lanka, framed by 16 RBC diamonds, diamond shoulders, a

Gold, Opal, and Diamond Ringthe oval cabochon opal (15.88 x 11.06 x 5.50 mm) prong set and with full cut round diamond melee set to shoulders, stamped 14K. Ring size 5.75 4.1 dwt. Opal displays a whit

Opal, diamond and 14k white gold ring centering (1) oval cabochon crystal opal measuring approximately 14.8 x 11.2 x 6.3 mm, weighing approximately 4.60 cts., surrounded by (34) full cut diamonds weig

AN OPAL AND DIAMOND CLUSTER DRESS RING in yellow gold and silver, set with an oval cabochon opal within a border of old cut diamonds, no assay marks, size N / 6.5, 4.6g.

Opal diamond ring WG 585/000 with one oval synth. opal cabochon 11 x 9 mm and 24 brilliants, total approx. 0,17 ct l.tintedW/SI, RG 55, 4,3 g

No Reserve! Title: 4.96 Ctw Natural Australian Doublet Opal Oval Cabochon Stone Clarity: Opaque Gemstones: Natural Australian Opal Size/Dimensions: 4.96 Carat Weights: 19.50 x 9.40 x 3.60 mm Additiona

No Reserve! Title: 2.79 Ctw Natural Australian Doublet Opal Oval Cabochon Stone Clarity: Opaque Gemstones: Natural Australian Opal Carat Weights: 2.79 Size/Dimensions: 11.10 x 6.80 x 3.60 mm Additiona

BLACK OPAL AND DIAMOND RING Containing one oval cabochon black opal measuring 10.85 x 9.00 mm and 12 round brilliant cut diamonds weighing approximately 1.20 carats total. Mounted in yellow gold. Ring

YELLOW GOLD, OPAL AND DIAMOND RING Containing one oval cabochon opal measuring approximately 12.00 x 8.40 mm and 10 round brilliant cut diamonds weighing approximately 0.15 carat total. Ring size 6. S

OPAL AND DIAMOND RING Containing one oval cabochon opal measuring approximately 22.50 x 15.55 mm and eight round brilliant cut diamonds weighing approximately 0.50 carat total. Mounted in yellow gold.

OPAL AND DIAMOND RING Containing one oval cabochon opal measuring approximately 13.90 x 10.80 mm and numerous baguette and single cut diamonds weighing approximately 1.10 carats total. Mounted in silv

(K39E8) One 925 Silver Ethiopian Opal and Diamond Ring with Gold Overlay 1 Oval Opal Cabochon Measurement: 15.00 x 10.mm Carat Weight: 5.34 cts Clarity: Translucent Phenomenon: Play of Color Treatment

EMERALD AND DIAMOND RING Containing one oval cabochon emerald measuring approximately 11.35 x 8.80 x 5.60 mm and numerous old European and single cut diamonds weighing approximately 2.15 carats total.

A Yellow Gold, Opal, Diamond and Ruby Ring, containing one oval cabochon cut opal measuring approximately 23.60 x 16.40, five baguette cut diamonds weighing approximately 0.70 carat total, six marquis

BLACK OPAL AND DIAMOND RING Containing one oval cabochon black opal measuring approximately 15.00 x 13.00 mm and 40 round brilliant cut diamonds weighing approximately 0.40 carat total. Mounted in yel

A Bicolor Gold, Opal and Diamond Ring, containing one oval cabochon cut opal measuring approximately 15.40 x 12.25 mm and 12 round brilliant cut diamond weighing approximately 0.96 carat total. 9.30 d

A 14 Karat Yellow Gold, Opal and Diamond Ring, containing one oval cabochon cut opal measuring approximately 17.93 x 12.44 mm, eight round cabochon cut opals measuring approximately 2.78-2.97 mm in di

EMERALD AND DIAMOND RING Containing one oval cabochon emerald measuring approximately 10.65 x 8.60 x 6.20 mm and four tapered baguette cut diamonds weighing approximately 0.35 carat total. Mounted in

Opal, Diamond, White Gold Ring. Centering one oval shaped opal cabochon measuring approximately 11 x 8.3 mm, surrounded by fourteen full-cut diamonds weighing a total of approximately 1.00 cttw., set

VIRGILIO OF TAXCO, OPAL, DIAMOND AND EMERALD RING Containing one oval cabochon opal measuring approximately 8.50 x 11.50 mm, two round brilliant cut diamonds and two emerald cut emeralds. Mounted in y

Opal, Diamond, 14k White Gold Ring. Centering one oval opal cabochon measuring approximately 15 x 11.9 mm, surrounded by thirty full-cut diamonds weighing a total of approximately 0.50 cttw., set in a

Opal, Diamond, 14k Yellow Gold Ring. Featuring one oval opal cabochon measuring approximately 10 x 8.5 mm, flanked by six full-cut diamonds weighing a total of approximately 0.10 cttw., set in a 14k y

Opal, Diamond, 18k White Gold Ring. Centering one oval opal cabochon measuring approximately 18.2 x 11.9 mm, accented by one hundred and twelve full-cut diamonds weighing a total of approximately 1.00

OPAL AND DIAMOND RING/PENDANT Containing one oval cabochon cut opal measuring approximately 19.26 x 12.00 mm and six round brilliant cut diamonds weighing approximately 0.45 carat total, with removabl